hh88Orinally conceived in 20162017, the HH88 project will have taken almost 4 years of hard work for the builder to finally launch its ultimate flagship, one of the world’s largestHH88 Catamarans 2. HH88. HH88 Catamarans 3. HH88. Blue Yachting - Bremen - Yachten on » Neuboote » HH Catamarans » HH77